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Stories in Mississippi

Tony Trapani Oyster Reef

The Bay of St. Louis gains 40 acres of oyster reef habitat.

A barge floats in calm waters next to a pile of gray shells.
Oyster Reef Restoration The Nature Conservancy works on an oyster restoration project in the Bay of St. Louis in Mississipi. © The Nature Conservancy

During the summer of 2024, The Nature Conservancy constructed an approximately 40-acre oyster reef in the Bay of St. Louis. The project came about in response to natural and man-made disasters that decimated local oyster populations in this part of the Gulf Coast of Mississippi.

Tony Trapani Oyster Reef (3:52) Materials used to construct the oyster reef were transported by barge down the Mississippi River.

Named after the late Bay St. Louis resident and legendary Hancock County chef and restaurant owner, Tony Trapani, the Trapani Oyster Reef was constructed with 17,658 limestone pods, or mounds, spaced four feet apart and stacked one to two feet high. The increased height and vertical configuration will add resilience to the reef, providing more area for oyster larva to colonize and giving growing oysters added protection against low oxygen and freshwater flooding events, such as the opening of the Bonnet Carre Spillway. 

TNC managed construction of the project thanks to support from the National Fish and Wildlife Foundation’s Gulf Environmental Benefit Fund, the Mississippi Tidelands Fund and the Mississippi Outdoor Stewardship Trust Fund.

Quote: Tom Mohrman

“One of our goals was to develop a project that supports local economies by strengthening and enhancing coastal habitat. Healthy ecosystems can support jobs, public health, a sense of place, as well as build habitat and biodiversity for communities to enjoy."

TNC’s Director of Marine Programs

The limestone rock and recycled oyster shells comprising the Tony Trapani Oyster Reef will create a surface area for new oysters to attach and grow. Eventually, the reef will create sub-tidal oyster reefs that produce oyster brood stock for the Mississippi Sound. Because the reef is in an area that is closed to harvest, the hope is that this will allow oysters to grow undisturbed over time. The reef's height and complexity also creates a three-dimensional habitat that is expected to increase recreational fishing opportunities in the bay which is surrounded by five public boat launches.

Construction equipment and a pile of rocks sits on a barge.
Tony Trapani Oyster Reef A crew drops limestone into the Bay of St. Louis as part of the oyster reef construction process. © The Nature Conservancy

The Tony Trapani Reef was constructed in Bay St. Louis, south of the Wolf River and outside of Bayou Portage. It is located a couple of miles offshore of the City of Pass Christian in Harrison County.